the history between two branches (i.e. the HEAD and the MERGE_HEAD)
that modify the conflicted files.
+--argscmd=<command>::
+ Command to be run each time gitk has to determine the list of
+ <revs> to show. The command is expected to print on its standard
+ output a list of additional revs to be shown, one per line.
+ Use this instead of explicitly specifying <revs> if the set of
+ commits to show may vary between refreshes.
+
+--select-commit=<ref>::
+
+ Automatically select the specified commit after loading the graph.
+ Default behavior is equivalent to specifying '--select-commit=HEAD'.
+
<revs>::
Limit the revisions to show. This can be either a single revision